We can supply you with Moldon rubber, PU, Semi steel, Nylon, Phenolic, etc. Product: With Top Locking braking CasterSpecification:Wheel Diameter(inches)Wheel Width (inches)Wheel MaterialLoad Capacity (lbs)Bearing typeO.H. (inches)Swivel radius (inches)caster #42moldon rubber350Roller bearing5 5/83 3/16TNMR42Smoldon PU700TNPU42Ssemi steel700TNSS42Smoldon nylon350TNMN42Sphenolic500TNPH42Spoly on ...